Related: Dylan O'Brien doesn't remember if he met Dan Aykroyd before playing him in Saturday Night O'Brien's Twinless mustache, however, was 100 percent real. "This was mine," he explained.

In a clip from the actor's upcoming Fox Nation series, A History of the World in Six Glasses, which PEOPLE can exclusively share, Dan, 71, recounts when his daughter Danielle Aykroyd, who is ...